diff options
Diffstat (limited to 'src/block/threefish_avx2/threefish_avx2.cpp')
| -rw-r--r-- | src/block/threefish_avx2/threefish_avx2.cpp | 341 |
1 files changed, 0 insertions, 341 deletions
diff --git a/src/block/threefish_avx2/threefish_avx2.cpp b/src/block/threefish_avx2/threefish_avx2.cpp deleted file mode 100644 index 9fad9bdcc..000000000 --- a/src/block/threefish_avx2/threefish_avx2.cpp +++ /dev/null @@ -1,341 +0,0 @@ -/* -* Threefish-512 -* (C) 2013 Jack Lloyd -* -* Distributed under the terms of the Botan license -*/ - -#include <botan/threefish_avx2.h> -#include <immintrin.h> - -namespace Botan { - -namespace { - -inline void interleave_epi64(__m256i& X0, __m256i& X1) - { - // interleave X0 and X1 qwords - // (X0,X1,X2,X3),(X4,X5,X6,X7) -> (X0,X2,X4,X6),(X1,X3,X5,X7) - - const __m256i T0 = _mm256_unpacklo_epi64(X0, X1); - const __m256i T1 = _mm256_unpackhi_epi64(X0, X1); - - X0 = _mm256_permute4x64_epi64(T0, _MM_SHUFFLE(3,1,2,0)); - X1 = _mm256_permute4x64_epi64(T1, _MM_SHUFFLE(3,1,2,0)); - } - -inline void deinterleave_epi64(__m256i& X0, __m256i& X1) - { - const __m256i T0 = _mm256_permute4x64_epi64(X0, _MM_SHUFFLE(3,1,2,0)); - const __m256i T1 = _mm256_permute4x64_epi64(X1, _MM_SHUFFLE(3,1,2,0)); - - X0 = _mm256_unpacklo_epi64(T0, T1); - X1 = _mm256_unpackhi_epi64(T0, T1); - } - -} - -void Threefish_512_AVX2::encrypt_n(const byte in[], byte out[], size_t blocks) const - { - const u64bit* K = &get_K()[0]; - const u64bit* T_64 = &get_T()[0]; - - const __m256i ROTATE_1 = _mm256_set_epi64x(37,19,36,46); - const __m256i ROTATE_2 = _mm256_set_epi64x(42,14,27,33); - const __m256i ROTATE_3 = _mm256_set_epi64x(39,36,49,17); - const __m256i ROTATE_4 = _mm256_set_epi64x(56,54, 9,44); - const __m256i ROTATE_5 = _mm256_set_epi64x(24,34,30,39); - const __m256i ROTATE_6 = _mm256_set_epi64x(17,10,50,13); - const __m256i ROTATE_7 = _mm256_set_epi64x(43,39,29,25); - const __m256i ROTATE_8 = _mm256_set_epi64x(22,56,35, 8); - -#define THREEFISH_ROUND(X0, X1, SHL) \ - do { \ - const __m256i SHR = _mm256_sub_epi64(_mm256_set1_epi64x(64), SHL); \ - X0 = _mm256_add_epi64(X0, X1); \ - X1 = _mm256_or_si256(_mm256_sllv_epi64(X1, SHL), _mm256_srlv_epi64(X1, SHR)); \ - X1 = _mm256_xor_si256(X1, X0); \ - X0 = _mm256_permute4x64_epi64(X0, _MM_SHUFFLE(0, 3, 2, 1)); \ - X1 = _mm256_permute4x64_epi64(X1, _MM_SHUFFLE(1, 2, 3, 0)); \ - } while(0) - -#define THREEFISH_ROUND_2(X0, X1, X2, X3, SHL) \ - do { \ - const __m256i SHR = _mm256_sub_epi64(_mm256_set1_epi64x(64), SHL); \ - X0 = _mm256_add_epi64(X0, X1); \ - X2 = _mm256_add_epi64(X2, X3); \ - X1 = _mm256_or_si256(_mm256_sllv_epi64(X1, SHL), _mm256_srlv_epi64(X1, SHR)); \ - X3 = _mm256_or_si256(_mm256_sllv_epi64(X3, SHL), _mm256_srlv_epi64(X3, SHR)); \ - X1 = _mm256_xor_si256(X1, X0); \ - X3 = _mm256_xor_si256(X3, X2); \ - X0 = _mm256_permute4x64_epi64(X0, _MM_SHUFFLE(0, 3, 2, 1)); \ - X2 = _mm256_permute4x64_epi64(X2, _MM_SHUFFLE(0, 3, 2, 1)); \ - X1 = _mm256_permute4x64_epi64(X1, _MM_SHUFFLE(1, 2, 3, 0)); \ - X3 = _mm256_permute4x64_epi64(X3, _MM_SHUFFLE(1, 2, 3, 0)); \ - } while(0) - -#define THREEFISH_INJECT_KEY(X0, X1, R, K0, K1, T0I, T1I) \ - do { \ - const __m256i T0 = _mm256_permute4x64_epi64(T, _MM_SHUFFLE(T0I, 0, 0, 0)); \ - const __m256i T1 = _mm256_permute4x64_epi64(T, _MM_SHUFFLE(0, T1I, 0, 0)); \ - X0 = _mm256_add_epi64(X0, K0); \ - X1 = _mm256_add_epi64(X1, K1); \ - X1 = _mm256_add_epi64(X1, R); \ - X0 = _mm256_add_epi64(X0, T0); \ - X1 = _mm256_add_epi64(X1, T1); \ - R = _mm256_add_epi64(R, ONE); \ - } while(0) - -#define THREEFISH_INJECT_KEY_2(X0, X1, X2, X3, R, K0, K1, T0I, T1I) \ - do { \ - const __m256i T0 = _mm256_permute4x64_epi64(T, _MM_SHUFFLE(T0I, 0, 0, 0)); \ - __m256i T1 = _mm256_permute4x64_epi64(T, _MM_SHUFFLE(0, T1I, 0, 0)); \ - X0 = _mm256_add_epi64(X0, K0); \ - X2 = _mm256_add_epi64(X2, K0); \ - X1 = _mm256_add_epi64(X1, K1); \ - X3 = _mm256_add_epi64(X3, K1); \ - T1 = _mm256_add_epi64(T1, R); \ - X0 = _mm256_add_epi64(X0, T0); \ - X2 = _mm256_add_epi64(X2, T0); \ - X1 = _mm256_add_epi64(X1, T1); \ - X3 = _mm256_add_epi64(X3, T1); \ - R = _mm256_add_epi64(R, ONE); \ - } while(0) - -#define THREEFISH_ENC_8_ROUNDS(X0, X1, R, K1, K2, K3, T0, T1, T2) \ - do { \ - THREEFISH_ROUND(X0, X1, ROTATE_1); \ - THREEFISH_ROUND(X0, X1, ROTATE_2); \ - THREEFISH_ROUND(X0, X1, ROTATE_3); \ - THREEFISH_ROUND(X0, X1, ROTATE_4); \ - THREEFISH_INJECT_KEY(X0, X1, R, K1, K2, T0, T1); \ - \ - THREEFISH_ROUND(X0, X1, ROTATE_5); \ - THREEFISH_ROUND(X0, X1, ROTATE_6); \ - THREEFISH_ROUND(X0, X1, ROTATE_7); \ - THREEFISH_ROUND(X0, X1, ROTATE_8); \ - THREEFISH_INJECT_KEY(X0, X1, R, K2, K3, T2, T0); \ - } while(0) - -#define THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K1, K2, K3, T0, T1, T2) \ - do { \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_1); \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_2); \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_3); \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_4); \ - THREEFISH_INJECT_KEY_2(X0, X1, X2, X3, R, K1, K2, T0, T1); \ - \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_5); \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_6); \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_7); \ - THREEFISH_ROUND_2(X0, X1, X2, X3, ROTATE_8); \ - THREEFISH_INJECT_KEY_2(X0, X1, X2, X3, R, K2, K3, T2, T0); \ - } while(0) - - /* - v1.0 key schedule: 9 ymm registers (only need 2 or 3) - (0,1,2,3),(4,5,6,7) [8] - then mutating with vpermq - */ - const __m256i K0 = _mm256_set_epi64x(K[6], K[4], K[2], K[0]); - const __m256i K1 = _mm256_set_epi64x(K[7], K[5], K[3], K[1]); - const __m256i K2 = _mm256_set_epi64x(K[8], K[6], K[4], K[2]); - const __m256i K3 = _mm256_set_epi64x(K[0], K[7], K[5], K[3]); - const __m256i K4 = _mm256_set_epi64x(K[1], K[8], K[6], K[4]); - const __m256i K5 = _mm256_set_epi64x(K[2], K[0], K[7], K[5]); - const __m256i K6 = _mm256_set_epi64x(K[3], K[1], K[8], K[6]); - const __m256i K7 = _mm256_set_epi64x(K[4], K[2], K[0], K[7]); - const __m256i K8 = _mm256_set_epi64x(K[5], K[3], K[1], K[8]); - - const __m256i ONE = _mm256_set_epi64x(1, 0, 0, 0); - - const __m256i* in_mm = reinterpret_cast<const __m256i*>(in); - __m256i* out_mm = reinterpret_cast<__m256i*>(out); - - while(blocks >= 2) - { - __m256i X0 = _mm256_loadu_si256(in_mm++); - __m256i X1 = _mm256_loadu_si256(in_mm++); - __m256i X2 = _mm256_loadu_si256(in_mm++); - __m256i X3 = _mm256_loadu_si256(in_mm++); - - const __m256i T = _mm256_set_epi64x(T_64[0], T_64[1], T_64[2], 0); - - __m256i R = _mm256_set_epi64x(0, 0, 0, 0); - - interleave_epi64(X0, X1); - interleave_epi64(X2, X3); - - THREEFISH_INJECT_KEY_2(X0, X1, X2, X3, R, K0, K1, 2, 3); - - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K1,K2,K3, 1, 2, 3); - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K3,K4,K5, 2, 3, 1); - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K5,K6,K7, 3, 1, 2); - - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K7,K8,K0, 1, 2, 3); - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K0,K1,K2, 2, 3, 1); - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K2,K3,K4, 3, 1, 2); - - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K4,K5,K6, 1, 2, 3); - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K6,K7,K8, 2, 3, 1); - THREEFISH_ENC_2_8_ROUNDS(X0, X1, X2, X3, R, K8,K0,K1, 3, 1, 2); - - deinterleave_epi64(X0, X1); - deinterleave_epi64(X2, X3); - - _mm256_storeu_si256(out_mm++, X0); - _mm256_storeu_si256(out_mm++, X1); - _mm256_storeu_si256(out_mm++, X2); - _mm256_storeu_si256(out_mm++, X3); - - blocks -= 2; - } - - for(size_t i = 0; i != blocks; ++i) - { - __m256i X0 = _mm256_loadu_si256(in_mm++); - __m256i X1 = _mm256_loadu_si256(in_mm++); - - const __m256i T = _mm256_set_epi64x(T_64[0], T_64[1], T_64[2], 0); - - __m256i R = _mm256_set_epi64x(0, 0, 0, 0); - - interleave_epi64(X0, X1); - - THREEFISH_INJECT_KEY(X0, X1, R, K0, K1, 2, 3); - - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K1,K2,K3, 1, 2, 3); - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K3,K4,K5, 2, 3, 1); - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K5,K6,K7, 3, 1, 2); - - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K7,K8,K0, 1, 2, 3); - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K0,K1,K2, 2, 3, 1); - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K2,K3,K4, 3, 1, 2); - - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K4,K5,K6, 1, 2, 3); - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K6,K7,K8, 2, 3, 1); - THREEFISH_ENC_8_ROUNDS(X0, X1, R, K8,K0,K1, 3, 1, 2); - - deinterleave_epi64(X0, X1); - - _mm256_storeu_si256(out_mm++, X0); - _mm256_storeu_si256(out_mm++, X1); - } - -#undef THREEFISH_ENC_8_ROUNDS -#undef THREEFISH_ROUND -#undef THREEFISH_INJECT_KEY -#undef THREEFISH_ENC_2_8_ROUNDS -#undef THREEFISH_ROUND_2 -#undef THREEFISH_INJECT_KEY_2 - } - -void Threefish_512_AVX2::decrypt_n(const byte in[], byte out[], size_t blocks) const - { - const u64bit* K = &get_K()[0]; - const u64bit* T_64 = &get_T()[0]; - - const __m256i ROTATE_1 = _mm256_set_epi64x(37,19,36,46); - const __m256i ROTATE_2 = _mm256_set_epi64x(42,14,27,33); - const __m256i ROTATE_3 = _mm256_set_epi64x(39,36,49,17); - const __m256i ROTATE_4 = _mm256_set_epi64x(56,54, 9,44); - const __m256i ROTATE_5 = _mm256_set_epi64x(24,34,30,39); - const __m256i ROTATE_6 = _mm256_set_epi64x(17,10,50,13); - const __m256i ROTATE_7 = _mm256_set_epi64x(43,39,29,25); - const __m256i ROTATE_8 = _mm256_set_epi64x(22,56,35, 8); - -#define THREEFISH_ROUND(X0, X1, SHR) \ - do { \ - const __m256i SHL = _mm256_sub_epi64(_mm256_set1_epi64x(64), SHR); \ - X0 = _mm256_permute4x64_epi64(X0, _MM_SHUFFLE(2, 1, 0, 3)); \ - X1 = _mm256_permute4x64_epi64(X1, _MM_SHUFFLE(1, 2, 3, 0)); \ - X1 = _mm256_xor_si256(X1, X0); \ - X1 = _mm256_or_si256(_mm256_sllv_epi64(X1, SHL), _mm256_srlv_epi64(X1, SHR)); \ - X0 = _mm256_sub_epi64(X0, X1); \ - } while(0) - -#define THREEFISH_INJECT_KEY(X0, X1, R, K0, K1, T0I, T1I) \ - do { \ - const __m256i T0 = _mm256_permute4x64_epi64(T, _MM_SHUFFLE(T0I, 0, 0, 0)); \ - const __m256i T1 = _mm256_permute4x64_epi64(T, _MM_SHUFFLE(0, T1I, 0, 0)); \ - X0 = _mm256_sub_epi64(X0, K0); \ - X1 = _mm256_sub_epi64(X1, K1); \ - X1 = _mm256_sub_epi64(X1, R); \ - R = _mm256_sub_epi64(R, ONE); \ - X0 = _mm256_sub_epi64(X0, T0); \ - X1 = _mm256_sub_epi64(X1, T1); \ - } while(0) - -#define THREEFISH_DEC_8_ROUNDS(X0, X1, R, K1, K2, K3, T0, T1, T2) \ - do { \ - THREEFISH_INJECT_KEY(X0, X1, R, K2, K3, T2, T0); \ - THREEFISH_ROUND(X0, X1, ROTATE_8); \ - THREEFISH_ROUND(X0, X1, ROTATE_7); \ - THREEFISH_ROUND(X0, X1, ROTATE_6); \ - THREEFISH_ROUND(X0, X1, ROTATE_5); \ - \ - THREEFISH_INJECT_KEY(X0, X1, R, K1, K2, T0, T1); \ - THREEFISH_ROUND(X0, X1, ROTATE_4); \ - THREEFISH_ROUND(X0, X1, ROTATE_3); \ - THREEFISH_ROUND(X0, X1, ROTATE_2); \ - THREEFISH_ROUND(X0, X1, ROTATE_1); \ - } while(0) - - /* - v1.0 key schedule: 9 ymm registers (only need 2 or 3) - (0,1,2,3),(4,5,6,7) [8] - then mutating with vpermq - */ - const __m256i K0 = _mm256_set_epi64x(K[6], K[4], K[2], K[0]); - const __m256i K1 = _mm256_set_epi64x(K[7], K[5], K[3], K[1]); - const __m256i K2 = _mm256_set_epi64x(K[8], K[6], K[4], K[2]); - const __m256i K3 = _mm256_set_epi64x(K[0], K[7], K[5], K[3]); - const __m256i K4 = _mm256_set_epi64x(K[1], K[8], K[6], K[4]); - const __m256i K5 = _mm256_set_epi64x(K[2], K[0], K[7], K[5]); - const __m256i K6 = _mm256_set_epi64x(K[3], K[1], K[8], K[6]); - const __m256i K7 = _mm256_set_epi64x(K[4], K[2], K[0], K[7]); - const __m256i K8 = _mm256_set_epi64x(K[5], K[3], K[1], K[8]); - - const __m256i ONE = _mm256_set_epi64x(1, 0, 0, 0); - - const __m256i* in_mm = reinterpret_cast<const __m256i*>(in); - __m256i* out_mm = reinterpret_cast<__m256i*>(out); - - for(size_t i = 0; i != blocks; ++i) - { - __m256i X0 = _mm256_loadu_si256(in_mm++); - __m256i X1 = _mm256_loadu_si256(in_mm++); - - const __m256i T = _mm256_set_epi64x(T_64[0], T_64[1], T_64[2], 0); - - __m256i R = _mm256_set_epi64x(18, 0, 0, 0); - - interleave_epi64(X0, X1); - - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K8,K0,K1, 3, 1, 2); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K6,K7,K8, 2, 3, 1); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K4,K5,K6, 1, 2, 3); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K2,K3,K4, 3, 1, 2); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K0,K1,K2, 2, 3, 1); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K7,K8,K0, 1, 2, 3); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K5,K6,K7, 3, 1, 2); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K3,K4,K5, 2, 3, 1); - THREEFISH_DEC_8_ROUNDS(X0, X1, R, K1,K2,K3, 1, 2, 3); - - THREEFISH_INJECT_KEY(X0, X1, R, K0, K1, 2, 3); - - deinterleave_epi64(X0, X1); - - _mm256_storeu_si256(out_mm++, X0); - _mm256_storeu_si256(out_mm++, X1); - } - -#undef THREEFISH_DEC_8_ROUNDS -#undef THREEFISH_ROUND -#undef THREEFISH_INJECT_KEY -#undef THREEFISH_DEC_2_8_ROUNDS -#undef THREEFISH_ROUND_2 -#undef THREEFISH_INJECT_KEY_2 - } - -} |